Description

1,4-Benzenedicarboxylic Acid 1-Dodecyl 4-Ethyl Ester is a specialized diester derivative of terephthalic acid, valued for its role as a high-performance plasticizer and intermediate in polymer synthesis. This compound is engineered to enhance the flexibility, durability, and processing characteristics of various polymeric materials. It is a critical component for manufacturers in the plastics, coatings, and specialty chemical industries seeking to modify material properties for demanding applications.

Application

• Polymer Plasticizer: Imparts flexibility and low-temperature performance to PVC, polyurethanes, and other synthetic resins.
• Specialty Coating Formulations: Acts as a coalescing agent and modifier to improve film formation, adhesion, and weatherability.
• Synthetic Lubricant Base Stock: Serves as a high-performance synthetic ester base for advanced lubricants requiring thermal stability and low volatility.
• Adhesive and Sealant Production: Enhances the workability and final elastomeric properties of industrial adhesives and sealants.
• Chemical Intermediate: Used in the synthesis of more complex esters, surfactants, and functional polymers.
• Research & Development: Employed in laboratories for developing new material formulations and studying structure-property relationships.

Basic Information

Product Name	1,4-Benzenedicarboxylic Acid 1-Dodecyl 4-Ethyl Ester
CAS No.	54699-32-0
Molecular Formula	C24H38O4
Molecular Weight	390.56 g/mol
Synonyms	Dodecyl Ethyl Terephthalate; Ethyl Dodecyl Terephthalate; Terephthalic Acid Dodecyl Ethyl Ester; 1,4-Benzenedicarboxylic Acid, Dodecyl Ethyl Ester; Bis(ethyl dodecyl) Terephthalate (common name pattern); Dodecyl Ethyl Benzene-1,4-dicarboxylate; Ethyl Dodecyl 1,4-Benzenedicarboxylate
EINECS	Contact for details

Quality Control

Our 1,4-Benzenedicarboxylic Acid 1-Dodecyl 4-Ethyl Ester is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting key parameters are provided to guarantee the material meets your specific application requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Acid Value	≤ 1.0 mg KOH/g
Moisture (KF)	≤ 0.1%
Refractive Index (20°C)	1.480 - 1.490
Density (20°C)	0.95 - 0.98 g/mL

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.